Pictures: America's 11 most endangered historic places

This Civil War battlefield saw more than 25,000 casualties during a two-day battle between Union and Confederate soldiers. Now, Wal-Mart wants to build a new store within the historic boundaries, according to the National Trust for Historic Preservation.

This Civil War battlefield saw more than 25,000 casualties during a two-day battle between Union and Confederate soldiers. Now, Wal-Mart wants to build a new store within the historic boundaries, according to the National Trust for Historic Preservation. (Jason Lloyd Clement/National Trust for Historic Preservation)

A U.S. territory and home to the Chamorro people who maintain a culture more than 1,000 years old, is threatened by U.S. military plans to extend operations on the island, according to the National Trust for Historic Preservation.

A U.S. territory and home to the Chamorro people who maintain a culture more than 1,000 years old, is threatened by U.S. military plans to extend operations on the island, according to the National Trust for Historic Preservation. (Courtesy Kie Susuico via National Trust for Historic Preservation)

The building, added in 1913 to the Nebraska State Fairgrounds, exchanged ownership with the surrounding fair land to the University of Nebraska when the state moved its fair. The university plans on tearing down the building to make way for a research park.

The building, added in 1913 to the Nebraska State Fairgrounds, exchanged ownership with the surrounding fair land to the University of Nebraska when the state moved its fair. The university plans on tearing down the building to make way for a research park. (Courtesy Friends of Hinchliffe Stadium via National Trust for Historic Preservation)

These dunes cover 2,500 acres of land along Lake Michigan where the Kalamazoo River flows into the lake. However, the National Trust for Historic Preservation writes, "This cultural landscape and pristine viewshed is now threatened by a proposed 400-acre residential development, including...

These dunes cover 2,500 acres of land along Lake Michigan where the Kalamazoo River flows into the lake. However, the National Trust for Historic Preservation writes, "This cultural landscape and pristine viewshed is now threatened by a proposed 400-acre residential development, including... (MaryLou Graham/NatureShapesPhoto.com via National Trust for Historic Preservation)

This baseball stadium is one of three Negro League facilities left in the country. The stadium has been vacant and unprotected for the past 17 years, leaving mother nature to reclaim the land. According to the National Trust for Historic Preservation, weeds, trees and other foliage have begun...

This baseball stadium is one of three Negro League facilities left in the country. The stadium has been vacant and unprotected for the past 17 years, leaving mother nature to reclaim the land. According to the National Trust for Historic Preservation, weeds, trees and other foliage have begun... (Courtesy Friends of Hinchliffe Stadium via National Trust for Historic Preservation)

Many of the places on this year's National Trust for Historic Preservation list face financial challenges and budget cuts, decreasing funds available for maintenance. Some places are in threat of being shut down all together, while others are struggling to find the money to keep up with...